+++ /dev/null
-/*
- * drivers/video/ubicom32fb.c
- * Ubicom32 frame buffer driver
- *
- * (C) Copyright 2009, Ubicom, Inc.
- *
- * This file is part of the Ubicom32 Linux Kernel Port.
- *
- * The Ubicom32 Linux Kernel Port is free software: you can redistribute
- * it and/or modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation, either version 2 of the
- * License, or (at your option) any later version.
- *
- * The Ubicom32 Linux Kernel Port is distributed in the hope that it
- * will be useful, but WITHOUT ANY WARRANTY; without even the implied
- * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
- * the GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with the Ubicom32 Linux Kernel Port. If not,
- * see <http://www.gnu.org/licenses/>.
- *
- * Ubicom32 implementation derived from (with many thanks):
- * arch/m68knommu
- * arch/blackfin
- * arch/parisc
- */
-
-/*
- * This driver was based on skeletonfb.c, Skeleton for a frame buffer device by
- * Geert Uytterhoeven.
- */
-
-#include <linux/device.h>
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/version.h>
-#include <linux/errno.h>
-#include <linux/string.h>
-#include <linux/mm.h>
-#include <linux/fb.h>
-#include <linux/init.h>
-#include <linux/dma-mapping.h>
-#include <linux/platform_device.h>
-#include <linux/device.h>
-#include <linux/uaccess.h>
-#include <linux/interrupt.h>
-
-#include <asm/io.h>
-#include <asm/ip5000.h>
-#include <asm/vdc_tio.h>
-#include <asm/ubicom32fb.h>
-
-#define DRIVER_NAME "ubicom32fb"
-#define DRIVER_DESCRIPTION "Ubicom32 frame buffer driver"
-
-#define PALETTE_ENTRIES_NO 16
-
-/*
- * Option variables
- *
- * vram_size: VRAM size in kilobytes, subject to alignment
- */
-static int vram_size = 0;
-module_param(vram_size, int, 0);
-MODULE_PARM_DESC(vram, "VRAM size, in kilobytes to allocate, should be at least the size of one screen, subject to alignment");
-static int init_value = 0;
-module_param(init_value, int, 0);
-MODULE_PARM_DESC(init, "Initial value of the framebuffer (16-bit number).");
-
-/*
- * fb_fix_screeninfo defines the non-changeable properties of the VDC, depending on what mode it is in.
- */
-static struct fb_fix_screeninfo ubicom32fb_fix = {
- .id = "Ubicom32",
- .type = FB_TYPE_PACKED_PIXELS,
- .visual = FB_VISUAL_TRUECOLOR,
- .accel = FB_ACCEL_UBICOM32,
-};
-
-/*
- * Filled in at probe time when we find out what the hardware supports
- */
-static struct fb_var_screeninfo ubicom32fb_var;
-
-/*
- * Private data structure
- */
-struct ubicom32fb_drvdata {
- struct fb_info *fbinfo;
- bool cmap_alloc;
-
- /*
- * The address of the framebuffer in memory
- */
- void *fb;
- void *fb_aligned;
-
- /*
- * Total size of vram including alignment allowance
- */
- u32 total_vram_size;
-
- /*
- * Interrupt to set when changing registers
- */
- u32 vp_int;
-
- /*
- * Optional: Interrupt used by TIO to signal us
- */
- u32 rx_int;
-
- /*
- * Base address of the regs for VDC_TIO
- */
- volatile struct vdc_tio_vp_regs *regs;
-
- /*
- * non-zero if we are in yuv mode
- */
- u8_t is_yuv;
-
- /*
- * Fake palette of 16 colors
- */
- u32 pseudo_palette[PALETTE_ENTRIES_NO];
-
- /*
- * Wait queue and lock used to block when we need to wait
- * for something to happen.
- */
- wait_queue_head_t waitq;
- struct mutex lock;
-
-};
-
-/*
- * ubicom32fb_set_next_frame
- * Sets the next frame buffer to display
- *
- * if sync is TRUE then this function will block until the hardware
- * acknowledges the change
- */
-static inline void ubicom32fb_set_next_frame(struct ubicom32fb_drvdata *ud, void *fb, u8_t sync)
-{
- ud->regs->next_frame_flags = ud->is_yuv ? VDCTIO_NEXT_FRAME_FLAG_YUV : 0;
- ud->regs->next_frame = (void *)((u32_t)fb | 1);
-
- /*
- * If we have interrupts, then we can wait on it
- */
- if (ud->rx_int != -1) {
- DEFINE_WAIT(wait);
- unsigned long flags;
-
- spin_lock_irqsave(&ud->lock, flags);
- prepare_to_wait(&ud->waitq, &wait, TASK_INTERRUPTIBLE);
- spin_unlock_irqrestore(&ud->lock, flags);
- schedule();
- finish_wait(&ud->waitq, &wait);
- return;
- }
-
- /*
- * No interrupt, we will just spin here
- */
- while (sync && ((u32_t)ud->regs->next_frame & 1));
-}
-
-/*
- * ubicom32fb_send_command
- * Sends a command/data pair to the VDC
- */
-static inline void ubicom32fb_send_command(struct ubicom32fb_drvdata *ud, u16 command, u8_t block)
-{
- ud->regs->command = command;
- ubicom32_set_interrupt(ud->vp_int);
- while (block && ud->regs->command);
-}
-
-/*
- * ubicom32fb_ioctl
- * Handles any ioctls sent to us
- */
-static int ubicom32fb_ioctl(struct fb_info *fbi, unsigned int cmd,
- unsigned long arg)
-{
- struct ubicom32fb_drvdata *ud = (struct ubicom32fb_drvdata *)fbi->par;
- void __user *argp = (void __user *)arg;
- int retval = -EFAULT;
-
- switch (cmd) {
- case UBICOM32FB_IOCTL_SET_NEXT_FRAME_SYNC:
- // check alignment, return -EINVAL if necessary
- ubicom32fb_set_next_frame(ud, argp, 1);
- retval = 0;
- break;
-
- case UBICOM32FB_IOCTL_SET_NEXT_FRAME:
- // check alignment, return -EINVAL if necessary
- ubicom32fb_set_next_frame(ud, argp, 0);
- retval = 0;
- break;
-
- case UBICOM32FB_IOCTL_SET_MODE:
- if (!(ud->regs->caps & VDCTIO_CAPS_SUPPORTS_SCALING)) {
- break;
- } else {
- struct ubicom32fb_mode mode;
- volatile struct vdc_tio_vp_regs *regs = ud->regs;
- u32_t flags = 0;
-
- if (copy_from_user(&mode, argp, sizeof(mode))) {
- break;
- }
-
- regs->x_in = mode.width;
- regs->y_in = mode.height;
- regs->x_out = regs->xres;
- regs->y_out = regs->yres;
- if (mode.flags & UBICOM32FB_IOCTL_SET_MODE_FLAG_YUV_SCAN_ORDER) {
- flags |= VDCTIO_SCALE_FLAG_YUV_SCAN_ORDER;
- }
- if (mode.flags & UBICOM32FB_IOCTL_SET_MODE_FLAG_YUV_BLOCK_ORDER) {
- flags |= VDCTIO_SCALE_FLAG_YUV_BLOCK_ORDER;
- }
- ud->is_yuv = mode.flags & UBICOM32FB_IOCTL_SET_MODE_FLAG_YUV;
- if (ud->is_yuv) {
- flags |= VDCTIO_SCALE_FLAG_YUV;
- }
- if (mode.flags & UBICOM32FB_IOCTL_SET_MODE_FLAG_VRANGE_16_255) {
- flags |= VDCTIO_SCALE_FLAG_VRANGE_16_255;
- }
- if (mode.flags & UBICOM32FB_IOCTL_SET_MODE_FLAG_VRANGE_0_255) {
- flags |= VDCTIO_SCALE_FLAG_VRANGE_0_255;
- }
- if (mode.flags & UBICOM32FB_IOCTL_SET_MODE_FLAG_VSUB) {
- flags |= VDCTIO_SCALE_FLAG_VSUB;
- }
- if (mode.flags & UBICOM32FB_IOCTL_SET_MODE_FLAG_HSUB_2_1) {
- flags |= VDCTIO_SCALE_FLAG_HSUB_2_1;
- }
- if (mode.flags & UBICOM32FB_IOCTL_SET_MODE_FLAG_HSUB_1_1) {
- flags |= VDCTIO_SCALE_FLAG_HSUB_1_1;
- }
- if (mode.flags & UBICOM32FB_IOCTL_SET_MODE_FLAG_SCALE_ENABLE) {
- flags |= VDCTIO_SCALE_FLAG_ENABLE;
- }
- if (mode.next_frame) {
- flags |= VDCTIO_SCALE_FLAG_SET_FRAME_BUFFER;
- regs->next_frame = mode.next_frame;
- }
-
- regs->scale_flags = flags;
- ubicom32fb_send_command(ud, VDCTIO_COMMAND_SET_SCALE_MODE, 1);
- retval = 0;
- break;
- }
-
- default:
- retval = -ENOIOCTLCMD;
- break;
- }
-
- return retval;
-}
-
-/*
- * ubicom32fb_interrupt
- * Called by the OS when the TIO has set the rx_int
- */
-static irqreturn_t ubicom32fb_interrupt(int vec, void *appdata)
-{
- struct ubicom32fb_drvdata *ud = (struct ubicom32fb_drvdata *)appdata;
-
- spin_lock(&ud->lock);
- if (waitqueue_active(&ud->waitq)) {
- wake_up(&ud->waitq);
- }
- spin_unlock(&ud->lock);
-
- return IRQ_HANDLED;
-}
-
-/*
- * ubicom32fb_pan_display
- * Pans the display to a given location. Supports only y direction panning.
- */
-static int ubicom32fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *fbi)
-{
- struct ubicom32fb_drvdata *ud = (struct ubicom32fb_drvdata *)fbi->par;
- void *new_addr;
-
- /*
- * Get the last y line that would be displayed. Since we don't support YWRAP,
- * it must be less than our virtual y size.
- */
- u32 lasty = var->yoffset + var->yres;
- if (lasty > fbi->var.yres_virtual) {
- /*
- * We would fall off the end of our frame buffer if we panned here.
- */
- return -EINVAL;
- }
-
- if (var->xoffset) {
- /*
- * We don't support panning in the x direction
- */
- return -EINVAL;
- }
-
- /*
- * Everything looks sane, go ahead and pan
- *
- * We have to calculate a new address for the VDC to look at
- */
- new_addr = ud->fb_aligned + (var->yoffset * fbi->fix.line_length);
-
- /*
- * Send down the command. The buffer will switch at the next vertical blank
- */
- ubicom32fb_set_next_frame(ud, (void *)new_addr, 0);
-
- return 0;
-}
-
-/*
- * ubicom32fb_setcolreg
- * Sets a color in our virtual palette
- */
-static int ubicom32fb_setcolreg(unsigned regno, unsigned red, unsigned green, unsigned blue, unsigned transp, struct fb_info *fbi)
-{
- u32 *palette = fbi->pseudo_palette;
-
- if (regno >= PALETTE_ENTRIES_NO) {
- return -EINVAL;
- }
-
- /*
- * We only use 8 bits from each color
- */
- red >>= 8;
- green >>= 8;
- blue >>= 8;
-
- /*
- * Convert any grayscale values
- */
- if (fbi->var.grayscale) {
- u16 gray = red + green + blue;
- gray += (gray >> 2) + (gray >> 3) - (gray >> 7);
- gray >>= 2;
- if (gray > 255) {
- gray = 255;
- }
- red = gray;
- blue = gray;
- green = gray;
- }
-
- palette[regno] = (red << fbi->var.red.offset) | (green << fbi->var.green.offset) |
- (blue << fbi->var.blue.offset);
-
- return 0;
-}
-
-/*
- * ubicom32fb_mmap
- */
-static int ubicom32fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
-{
- struct ubicom32fb_drvdata *drvdata = (struct ubicom32fb_drvdata *)info->par;
-
- vma->vm_start = (unsigned long)(drvdata->fb_aligned);
-
- vma->vm_end = vma->vm_start + info->fix.smem_len;
-
- /* For those who don't understand how mmap works, go read
- * Documentation/nommu-mmap.txt.
- * For those that do, you will know that the VM_MAYSHARE flag
- * must be set in the vma->vm_flags structure on noMMU
- * Other flags can be set, and are documented in
- * include/linux/mm.h
- */
-
- vma->vm_flags |= VM_MAYSHARE | VM_SHARED;
-
- return 0;
-}
-
-/*
- * ubicom32fb_blank
- */
-static int ubicom32fb_blank(int blank_mode, struct fb_info *fbi)
-{
- return 0;
-#if 0
- struct ubicom32fb_drvdata *drvdata = to_ubicom32fb_drvdata(fbi);
-
- switch (blank_mode) {
- case FB_BLANK_UNBLANK:
- /* turn on panel */
- ubicom32fb_out_be32(drvdata, REG_CTRL, drvdata->reg_ctrl_default);
- break;
-
- case FB_BLANK_NORMAL:
- case FB_BLANK_VSYNC_SUSPEND:
- case FB_BLANK_HSYNC_SUSPEND:
- case FB_BLANK_POWERDOWN:
- /* turn off panel */
- ubicom32fb_out_be32(drvdata, REG_CTRL, 0);
- default:
- break;
-
- }
- return 0; /* success */
-#endif
-}
-
-static struct fb_ops ubicom32fb_ops =
-{
- .owner = THIS_MODULE,
- .fb_pan_display = ubicom32fb_pan_display,
- .fb_setcolreg = ubicom32fb_setcolreg,
- .fb_blank = ubicom32fb_blank,
- .fb_mmap = ubicom32fb_mmap,
- .fb_ioctl = ubicom32fb_ioctl,
- .fb_fillrect = cfb_fillrect,
- .fb_copyarea = cfb_copyarea,
- .fb_imageblit = cfb_imageblit,
-};
-
-/*
- * ubicom32fb_release
- */
-static int ubicom32fb_release(struct device *dev)
-{
- struct ubicom32fb_drvdata *ud = dev_get_drvdata(dev);
-
-#if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
- //ubicom32fb_blank(VESA_POWERDOWN, &drvdata->info);
-#endif
-
- unregister_framebuffer(ud->fbinfo);
-
- if (ud->cmap_alloc) {
- fb_dealloc_cmap(&ud->fbinfo->cmap);
- }
-
- if (ud->fb) {
- kfree(ud->fb);
- }
-
- if (ud->rx_int != -1) {
- free_irq(ud->rx_int, ud);
- }
-
- /*
- * Turn off the display
- */
- //ubicom32fb_out_be32(drvdata, REG_CTRL, 0);
- //iounmap(drvdata->regs);
-
- framebuffer_release(ud->fbinfo);
- dev_set_drvdata(dev, NULL);
-
- return 0;
-}
-
-/*
- * ubicom32fb_platform_probe
- */
-static int __init ubicom32fb_platform_probe(struct platform_device *pdev)
-{
- struct ubicom32fb_drvdata *ud;
- struct resource *irq_resource_rx;
- struct resource *irq_resource_tx;
- struct resource *mem_resource;
- struct fb_info *fbinfo;
- int rc;
- size_t fbsize;
- struct device *dev = &pdev->dev;
- int offset;
- struct vdc_tio_vp_regs *regs;
-
- /*
- * Get our resources
- */
- irq_resource_tx = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (!irq_resource_tx) {
- dev_err(dev, "No tx IRQ resource assigned\n");
- return -ENODEV;
- }
-
- irq_resource_rx = platform_get_resource(pdev, IORESOURCE_IRQ, 1);
- if (!irq_resource_rx) {
- dev_err(dev, "No rx IRQ resource assigned\n");
- return -ENODEV;
- }
-
- mem_resource = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!mem_resource || !mem_resource->start) {
- dev_err(dev, "No mem resource assigned\n");
- return -ENODEV;
- }
- regs = (struct vdc_tio_vp_regs *)mem_resource->start;
- if (regs->version != VDCTIO_VP_VERSION) {
- dev_err(dev, "VDCTIO is not compatible with this driver tio:%x drv:%x\n",
- regs->version, VDCTIO_VP_VERSION);
- return -ENODEV;
- }
-
- /*
- * This is the minimum VRAM size
- */
- fbsize = regs->xres * regs->yres * (regs->bpp / 8);
- if (!vram_size) {
- vram_size = (fbsize + 1023) / 1024;
- } else {
- if (fbsize > (vram_size * 1024)) {
- dev_err(dev, "Not enough VRAM for display, need >= %u bytes\n", fbsize);
- return -ENOMEM; // should be ebadparam?
- }
- }
-
- /*
- * Allocate the framebuffer instance + our private data
- */
- fbinfo = framebuffer_alloc(sizeof(struct ubicom32fb_drvdata), &pdev->dev);
- if (!fbinfo) {
- dev_err(dev, "Not enough memory to allocate instance.\n");
- return -ENOMEM;
- }
-
- /*
- * Fill in our private data.
- */
- ud = (struct ubicom32fb_drvdata *)fbinfo->par;
- ud->fbinfo = fbinfo;
- ud->regs = (struct vdc_tio_vp_regs *)(mem_resource->start);
- dev_set_drvdata(dev, ud);
-
- ud->vp_int = irq_resource_tx->start;
-
- /*
- * If we were provided an rx_irq then we need to init the appropriate
- * queues, locks, and functions.
- */
- ud->rx_int = -1;
- if (irq_resource_rx->start != DEVTREE_IRQ_NONE) {
- init_waitqueue_head(&ud->waitq);
- mutex_init(&ud->lock);
- if (request_irq(ud->rx_int, ubicom32fb_interrupt, IRQF_SHARED, "ubicom32fb_rx", ud)) {
- dev_err(dev, "Couldn't request rx IRQ\n");
- rc = -ENOMEM;
- goto fail;
- }
- ud->rx_int = irq_resource_rx->start;
- }
-
- /*
- * Allocate and align the requested amount of VRAM
- */
- ud->total_vram_size = (vram_size * 1024) + regs->fb_align;
- ud->fb = kmalloc(ud->total_vram_size, GFP_KERNEL);
- if (ud->fb == NULL) {
- dev_err(dev, "Couldn't allocate VRAM\n");
- rc = -ENOMEM;
- goto fail;
- }
-
- offset = (u32_t)ud->fb & (regs->fb_align - 1);
- if (!offset) {
- ud->fb_aligned = ud->fb;
- } else {
- offset = regs->fb_align - offset;
- ud->fb_aligned = ud->fb + offset;
- }
-
- /*
- * Clear the entire frame buffer
- */
- if (!init_value) {
- memset(ud->fb_aligned, 0, vram_size * 1024);
- } else {
- unsigned short *p = ud->fb_aligned;
- int i;
- for (i = 0; i < ((vram_size * 1024) / sizeof(u16_t)); i++) {
- *p++ = init_value;
- }
- }
-
- /*
- * Fill in the fb_var_screeninfo structure
- */
- memset(&ubicom32fb_var, 0, sizeof(ubicom32fb_var));
- ubicom32fb_var.bits_per_pixel = regs->bpp;
- ubicom32fb_var.red.offset = regs->rshift;
- ubicom32fb_var.green.offset = regs->gshift;
- ubicom32fb_var.blue.offset = regs->bshift;
- ubicom32fb_var.red.length = regs->rbits;
- ubicom32fb_var.green.length = regs->gbits;
- ubicom32fb_var.blue.length = regs->bbits;
- ubicom32fb_var.activate = FB_ACTIVATE_NOW;
-
-#if 0
- /*
- * Turn on the display
- */
- ud->reg_ctrl_default = REG_CTRL_ENABLE;
- if (regs->rotate_screen)
- ud->reg_ctrl_default |= REG_CTRL_ROTATE;
- ubicom32fb_out_be32(ud, REG_CTRL, ud->reg_ctrl_default);
-#endif
-
- /*
- * Fill in the fb_info structure
- */
- ud->fbinfo->device = dev;
- ud->fbinfo->screen_base = (void *)ud->fb_aligned;
- ud->fbinfo->fbops = &ubicom32fb_ops;
- ud->fbinfo->fix = ubicom32fb_fix;
- ud->fbinfo->fix.smem_start = (u32)ud->fb_aligned;
- ud->fbinfo->fix.smem_len = vram_size * 1024;
- ud->fbinfo->fix.line_length = regs->xres * (regs->bpp / 8);
- ud->fbinfo->fix.mmio_start = (u32)regs;
- ud->fbinfo->fix.mmio_len = sizeof(struct vdc_tio_vp_regs);
-
- /*
- * We support panning in the y direction only
- */
- ud->fbinfo->fix.xpanstep = 0;
- ud->fbinfo->fix.ypanstep = 1;
-
- ud->fbinfo->pseudo_palette = ud->pseudo_palette;
- ud->fbinfo->flags = FBINFO_DEFAULT;
- ud->fbinfo->var = ubicom32fb_var;
- ud->fbinfo->var.xres = regs->xres;
- ud->fbinfo->var.yres = regs->yres;
-
- /*
- * We cannot pan in the X direction, so xres_virtual is regs->xres
- * We can pan in the Y direction, so yres_virtual is vram_size / ud->fbinfo->fix.line_length
- */
- ud->fbinfo->var.xres_virtual = regs->xres;
- ud->fbinfo->var.yres_virtual = (vram_size * 1024) / ud->fbinfo->fix.line_length;
-
- //ud->fbinfo->var.height = regs->height_mm;
- //ud->fbinfo->var.width = regs->width_mm;
-
- /*
- * Allocate a color map
- */
- rc = fb_alloc_cmap(&ud->fbinfo->cmap, PALETTE_ENTRIES_NO, 0);
- if (rc) {
- dev_err(dev, "Fail to allocate colormap (%d entries)\n",
- PALETTE_ENTRIES_NO);
- goto fail;
- }
- ud->cmap_alloc = true;
-
- /*
- * Register new frame buffer
- */
- rc = register_framebuffer(ud->fbinfo);
- if (rc) {
- dev_err(dev, "Could not register frame buffer\n");
- goto fail;
- }
-
- /*
- * Start up the VDC
- */
- ud->regs->next_frame = ud->fb;
- ubicom32fb_send_command(ud, VDCTIO_COMMAND_START, 0);
-
- /*
- * Tell the log we are here
- */
- dev_info(dev, "fbaddr=%p align=%p, size=%uKB screen(%ux%u) virt(%ux%u), regs=%p irqtx=%u irqrx=%u\n",
- ud->fb, ud->fb_aligned, vram_size, ud->fbinfo->var.xres, ud->fbinfo->var.yres,
- ud->fbinfo->var.xres_virtual, ud->fbinfo->var.yres_virtual, ud->regs,
- irq_resource_tx->start, irq_resource_rx->start);
-
- /*
- * Success
- */
- return 0;
-
-fail:
- ubicom32fb_release(dev);
- return rc;
-}
-
-/*
- * ubicom32fb_platform_remove
- */
-static int ubicom32fb_platform_remove(struct platform_device *pdev)
-{
- dev_info(&(pdev->dev), "Ubicom32 FB Driver Remove\n");
- return ubicom32fb_release(&pdev->dev);
-}
-
-static struct platform_driver ubicom32fb_platform_driver = {
- .probe = ubicom32fb_platform_probe,
- .remove = ubicom32fb_platform_remove,
- .driver = {
- .name = DRIVER_NAME,
- .owner = THIS_MODULE,
- },
-};
-
-#ifndef MODULE
-/*
- * ubicom32fb_setup
- * Process kernel boot options
- */
-static int __init ubicom32fb_setup(char *options)
-{
- char *this_opt;
-
- if (!options || !*options) {
- return 0;
- }
-
- while ((this_opt = strsep(&options, ",")) != NULL) {
- if (!*this_opt) {
- continue;
- }
-
- if (!strncmp(this_opt, "init_value=", 10)) {
- init_value = simple_strtoul(this_opt + 11, NULL, 0);
- continue;
- }
-
- if (!strncmp(this_opt, "vram_size=", 10)) {
- vram_size = simple_strtoul(this_opt + 10, NULL, 0);
- continue;
- }
- }
- return 0;
-}
-#endif /* MODULE */
-
-/*
- * ubicom32fb_init
- */
-static int __devinit ubicom32fb_init(void)
-{
-#ifndef MODULE
- /*
- * Get kernel boot options (in 'video=ubicom32fb:<options>')
- */
- char *option = NULL;
-
- if (fb_get_options(DRIVER_NAME, &option)) {
- return -ENODEV;
- }
- ubicom32fb_setup(option);
-#endif /* MODULE */
-
- return platform_driver_register(&ubicom32fb_platform_driver);
-}
-module_init(ubicom32fb_init);
-
-/*
- * ubicom32fb_exit
- */
-static void __exit ubicom32fb_exit(void)
-{
- platform_driver_unregister(&ubicom32fb_platform_driver);
-}
-module_exit(ubicom32fb_exit);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Patrick Tjin <@ubicom.com>");
-MODULE_DESCRIPTION(DRIVER_DESCRIPTION);
projects / openwrt / svn-archive / archive.git / blobdiff